<!doctype html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <script src="js/jquery-1.9.1.min.js"></script>
    <title>Document</title>
    <script>
        function mysub() {
            var username = jQuery("#username").val();
            var password = jQuery("#password").val();
            jQuery.getJSON("/controller/login",
                {
                    "username": username,
                    "password": password
                },
                function (result) {
                    if (result.succ == 200) {
                        alert("返回结果：" + result.msg);
                    } else {
                        alert("操作失败，请重试。");
                    }
                });
        }
    </script>
</head>

<body>
<div style="text-align: center;">
    <h1>登录</h1>
    ⽤户：<input id="username">
    <br>
    密码: <input id="password" type="password">
    <br>
    <input type="button" value=" 提交 " onclick="mysub()" style="margin-top: 20px;margin-left: 50px;">
</div>
</body>

</html>